77968618

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 150232320

約数和(自身を除く): 72263702

約数列:

[1, 2, 7, 13, 14, 26, 53, 59, 91, 106, 118, 137, 182, 274, 371, 413, 689, 742, 767, 826, 959, 1378, 1534, 1781, 1918, 3127, 3562, 4823, 5369, 6254, 7261, 8083, 9646, 10738, 12467, 14522, 16166, 21889, 24934, 40651, 43778, 50827, 56581, 81302, 94393, 101654, 105079, 113162, 188786, 210158, 284557, 428399, 569114, 660751, 735553, 856798, 1321502, 1471106, 2998793, 5569187, 5997586, 11138374, 38984309, 77968618]

約数ペア:

[(1, 77968618), (2, 38984309), (7, 11138374), (13, 5997586), (14, 5569187), (26, 2998793), (53, 1471106), (59, 1321502), (91, 856798), (106, 735553), (118, 660751), (137, 569114), (182, 428399), (274, 284557), (371, 210158), (413, 188786), (689, 113162), (742, 105079), (767, 101654), (826, 94393), (959, 81302), (1378, 56581), (1534, 50827), (1781, 43778), (1918, 40651), (3127, 24934), (3562, 21889), (4823, 16166), (5369, 14522), (6254, 12467), (7261, 10738), (8083, 9646)]